Microsoft published a May 2026 Data Protection Addendum.
In August 2026, Microsoft’s data protection page listed a May 2026 version of the Microsoft Products and Services Data Protection Addendum as the most recent English version.
Microsoft’s Privacy Statement says it may use data to develop, train and fine-tune its AI models, including large language models.
In September 2026, a new Microsoft Services Agreement took effect, published July 30. We monitor 30 Microsoft documents, including the Privacy Statement, Microsoft Customer Agreement, Services Agreement and licensing terms. Most updates we detect are to page navigation and product listings.
What Microsoft’s documents say about client data.
Quoted from the current version of each document. The right-hand column shows how many of the 75 vendors we monitor have a matching clause.
Using customer data to train AI
Addressed“As part of our efforts to improve and develop our products, we may use your data to develop, train, and fine-tune our AI models, including large language models (LLMs).”
Sharing data with third parties
Addressed“We will disclose payment data to banks and other payment transaction processors and financial services providers to fulfill your purchases with us, and for fraud prevention and credit risk reduction.”
What changed, and when.
Notable changes since monitoring began in March 2026, newest first. Each is written from our automated comparison of the before and after versions, then reviewed by a person.
Published a new Microsoft Services Agreement, effective September 30, 2026
Published July 30, 2026. The scope now expressly covers listed consumer products and any other Microsoft consumer products, websites and services.
Added usage rules for disc-to-digital Xbox game licenses
A limited digital license is granted when a qualifying Xbox game disc is claimed, and stays conditional on keeping the disc.
Listed a May 2026 version of its Data Protection Addendum
The Microsoft Products and Services Data Protection Addendum (WW) dated May 22, 2026 replaced the September 2025 version as the most recent English download.
+ 430 other updates detected, such as formatting, page layout and wording changes.
- Oct 8, 2026: Service Level Agreement
- Oct 6, 2026: Digital Safety
- Oct 5, 2026: Privacy Policy
- Oct 5, 2026: Licensing Terms
- Oct 5, 2026: Privacy Statement
- Oct 4, 2026: Terms of use
- Oct 4, 2026: EU Digital Services Act (DSA) Contact Information
- Oct 4, 2026: Digital Safety — Transparency Reports
61 Microsoft documents.
Sub-documents are other Microsoft documents that its policies link to, such as addenda and product terms. We list the ones identified so far; there may be others.
Microsoft terms: common questions.
Does Microsoft use data to train AI models?
Microsoft’s Privacy Statement says it may use data to develop, train and fine-tune its AI models, including large language models. Its Data Protection Addendum for products and services is a separate document, which we also monitor.
What is the latest version of Microsoft's Data Protection Addendum?
In August 2026, Microsoft’s data protection page listed the Microsoft Products and Services Data Protection Addendum (WW) dated May 22, 2026 as the most recent English version.
Which Microsoft documents does Legal Sentinel monitor?
30 public documents, including the Privacy Statement, Data Protection Addendum page, Microsoft Customer Agreement, Microsoft Services Agreement, licensing terms and service level agreements.